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#include <lib/prof-lean/hpcrun-fmt.h> // metric stuffs
#include <lib/support/VarMap.hpp>

#define VAR_PREFIX '$'

VarMap::VarMap(hpcrun_metricVal_t *metrics, metric_desc_t* list_metric_desc,
   unsigned int num_metrics)
{
  m_metrics          = metrics;
  m_list_metric_desc = list_metric_desc;
  m_error_code       = 0;
  m_num_metrics      = num_metrics;
}

bool VarMap::isVariable(char *expr)
{
  return (expr[0] == VAR_PREFIX);
}



double VarMap::getValue(unsigned int var)
{
  if ( var>=0 && var<m_num_metrics )
    return hpcrun_fmt_metric_get_value(m_list_metric_desc[var], 
              m_metrics[var]);
  m_error_code = 1;
  return (double) var;
}


int 
VarMap::getErrorCode()
{
   return m_error_code;
}


